[1] : The Collaborative International Dictionary of English v.0.48

barbed \barbed\, a.
   furnished with a barb or barbs; as, a barbed arrow; barbed
   wire.
   1913 webster

   barbed wire, a wire, or a strand of twisted wires, armed
      with barbs or sharp points. it is used for fences.
      1913 webster
see also:
barbed wire 

[2] : WordNet (r) 2.0

barbed wire
     n : strong wire with barbs at regular intervals used to prevent
         passage

Barbed Wire >> B Words
Barbed Wire, definition of term: Barbed Wire
barbed+wire_pag1.html

Barbed >> B Words
Barbed, definition of term: Barbed
barbed_pag1.html

Wire >> W Words
Wire, definition of term: Wire
wire_pag1.html

Wire Rope >> W Words
Wire Rope, definition of term: Wire Rope
wire+rope_pag1.html

Wire Rod >> W Words
Wire Rod, definition of term: Wire Rod
wire+rod_pag1.html

Yellow Wire >> Y Words
Yellow Wire, definition of term: Yellow Wire
yellow+wire_pag1.html

Trolley Wire >> T Words
Trolley Wire, definition of term: Trolley Wire
trolley+wire_pag1.html

Trip Wire >> T Words
Trip Wire, definition of term: Trip Wire
trip+wire_pag1.html

Baling Wire >> B Words
Baling Wire, definition of term: Baling Wire
baling+wire_pag1.html